CVE-2025-25051 (GCVE-0-2025-25051)
Vulnerability from cvelistv5 – Published: 2026-01-22 22:21 – Updated: 2026-01-23 20:10
VLAI
EPSS
VEX
Title
AutomationDirect CLICK Programmable Logic Controller Plaintext Storage of a Password
Summary
An attacker could decrypt sensitive data, impersonate legitimate users
or devices, and potentially gain access to network resources for lateral
attacks.
Severity
6.1 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-01-23 20:09 UTC
CWE
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| AutomationDirect | CLICK Programmable Logic Controller |
Affected:
C0-0x
Affected: C0-1x Affected: C2-x Unaffected: V3.90 |
guessed |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-25051",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-01-23T20:09:56.650718Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-01-23T20:10:07.680Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "CLICK Programmable Logic Controller",
"vendor": "AutomationDirect",
"versions": [
{
"status": "affected",
"version": "C0-0x"
},
{
"status": "affected",
"version": "C0-1x"
},
{
"status": "affected",
"version": "C2-x"
},
{
"status": "unaffected",
"version": "V3.90"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Dylan Chambers Bourgeois of Triskele Labs reported these vulnerabilities to CISA"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "An attacker could decrypt sensitive data, impersonate legitimate users \nor devices, and potentially gain access to network resources for lateral\n attacks."
}
],
"value": "An attacker could decrypt sensitive data, impersonate legitimate users \nor devices, and potentially gain access to network resources for lateral\n attacks."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-256",
"description": "CWE-256",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-01-22T22:21:17.674Z",
"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
"shortName": "icscert"
},
"references": [
{
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-022-02"
},
{
"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-022-02.json"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "AutomationDirect recommends that users update CLICK PLUS and firmware to V3.90.\n\n\u003cbr\u003e"
}
],
"value": "AutomationDirect recommends that users update CLICK PLUS and firmware to V3.90."
}
],
"source": {
"advisory": "ICSA-26-022-02",
"discovery": "EXTERNAL"
},
"title": "AutomationDirect CLICK Programmable Logic Controller Plaintext Storage of a Password",
"workarounds": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eIf the update cannot be applied right away, the following \ncompensating controls are recommended until the upgrade can be \nperformed:\u003cbr\u003e\u003c/p\u003e\u003cul\u003e\u003cli\u003eNetwork Isolation \u2013 Disconnect the \nCLICK PLUS PLC from external networks (e.g., the internet or corporate \nLAN) to reduce exposure.\u003c/li\u003e\u003cli\u003eSecure Communications \u2013 Use only trusted, dedicated internal networks or air-gapped systems for device communication.\u003c/li\u003e\u003cli\u003eAccess Control \u2013 Restrict both physical and logical access to authorized personnel only.\u003c/li\u003e\u003cli\u003eApplication Whitelisting \u2013 Configure \nwhitelisting so that only trusted, pre-approved applications are allowed\n to run. Block any unauthorized software.\u003c/li\u003e\u003cli\u003eEndpoint Protection \u2013 Use antivirus or EDR tools and configure host-based firewalls to block unauthorized access attempts.\u003c/li\u003e\u003cli\u003eLogging \u0026amp; Monitoring \u2013 Enable and regularly review system logs to detect suspicious or unauthorized activity.\u003c/li\u003e\u003cli\u003eBackup \u0026amp; Recovery \u2013 Maintain \nsecure, tested backups of the PLC and its configurations to minimize \ndowntime in case of an incident.\u003c/li\u003e\u003cli\u003eOngoing Risk Assessment \u2013 Continuously\n evaluate risks associated with running outdated firmware and adjust \ncompensating measures accordingly.\u003c/li\u003e\u003c/ul\u003e\n\n\n\n\n\n\n\n\n\n\u003cbr\u003e"
}
],
"value": "If the update cannot be applied right away, the following \ncompensating controls are recommended until the upgrade can be \nperformed:\n\n\n * Network Isolation \u2013 Disconnect the \nCLICK PLUS PLC from external networks (e.g., the internet or corporate \nLAN) to reduce exposure.\n * Secure Communications \u2013 Use only trusted, dedicated internal networks or air-gapped systems for device communication.\n * Access Control \u2013 Restrict both physical and logical access to authorized personnel only.\n * Application Whitelisting \u2013 Configure \nwhitelisting so that only trusted, pre-approved applications are allowed\n to run. Block any unauthorized software.\n * Endpoint Protection \u2013 Use antivirus or EDR tools and configure host-based firewalls to block unauthorized access attempts.\n * Logging \u0026 Monitoring \u2013 Enable and regularly review system logs to detect suspicious or unauthorized activity.\n * Backup \u0026 Recovery \u2013 Maintain \nsecure, tested backups of the PLC and its configurations to minimize \ndowntime in case of an incident.\n * Ongoing Risk Assessment \u2013 Continuously\n evaluate risks associated with running outdated firmware and adjust \ncompensating measures accordingly."
}
],
"x_generator": {
"engine": "Vulnogram 0.5.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
"assignerShortName": "icscert",
"cveId": "CVE-2025-25051",
"datePublished": "2026-01-22T22:21:17.674Z",
"dateReserved": "2025-02-05T15:36:40.953Z",
"dateUpdated": "2026-01-23T20:10:07.680Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2025-25051",
"date": "2026-09-25",
"epss": "0.00115",
"percentile": "0.01379"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "CLICK Programmable Logic Controller",
"vendor": "AutomationDirect",
"versions": [
{
"status": "affected",
"version": "C0-0x"
},
{
"status": "affected",
"version": "C0-1x"
},
{
"status": "affected",
"version": "C2-x"
},
{
"status": "unaffected",
"version": "V3.90"
}
]
}
],
"source": "ics-cert@hq.dhs.gov"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An attacker could decrypt sensitive data, impersonate legitimate users \nor devices, and potentially gain access to network resources for lateral\n attacks."
},
{
"lang": "es",
"value": "Un atacante podr\u00eda descifrar datos sensibles, suplantar la identidad de usuarios o dispositivos leg\u00edtimos, y potencialmente obtener acceso a recursos de red para ataques laterales."
}
],
"id": "CVE-2025-25051",
"lastModified": "2026-06-17T09:00:12.433",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 4.2,
"source": "ics-cert@hq.dhs.gov",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-25051",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-01-23T20:09:56.650718Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-01-22T23:15:48.803",
"references": [
{
"source": "ics-cert@hq.dhs.gov",
"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-022-02.json"
},
{
"source": "ics-cert@hq.dhs.gov",
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-022-02"
}
],
"sourceIdentifier": "ics-cert@hq.dhs.gov",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-256"
}
],
"source": "ics-cert@hq.dhs.gov",
"type": "Secondary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2026-01-24T03:17:39+00:00",
"cve": "CVE-2025-25051",
"id": "CVE-2025-25051",
"initial_release_date": "2025-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "AutomationDirect CLICK Programmable Logic Controller Plaintext Storage of a Password",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-25051.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-25051",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-01-23T20:09:56.650718Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-01-23T20:10:03.021Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "CLICK Programmable Logic Controller",
"vendor": "AutomationDirect",
"versions": [
{
"status": "affected",
"version": "C0-0x"
},
{
"status": "affected",
"version": "C0-1x"
},
{
"status": "affected",
"version": "C2-x"
},
{
"status": "unaffected",
"version": "V3.90"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Dylan Chambers Bourgeois of Triskele Labs reported these vulnerabilities to CISA"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "An attacker could decrypt sensitive data, impersonate legitimate users \nor devices, and potentially gain access to network resources for lateral\n attacks."
}
],
"value": "An attacker could decrypt sensitive data, impersonate legitimate users \nor devices, and potentially gain access to network resources for lateral\n attacks."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-256",
"description": "CWE-256",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-01-22T22:21:17.674Z",
"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
"shortName": "icscert"
},
"references": [
{
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-022-02"
},
{
"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-022-02.json"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "AutomationDirect recommends that users update CLICK PLUS and firmware to V3.90.\n\n\u003cbr\u003e"
}
],
"value": "AutomationDirect recommends that users update CLICK PLUS and firmware to V3.90."
}
],
"source": {
"advisory": "ICSA-26-022-02",
"discovery": "EXTERNAL"
},
"title": "AutomationDirect CLICK Programmable Logic Controller Plaintext Storage of a Password",
"workarounds": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eIf the update cannot be applied right away, the following \ncompensating controls are recommended until the upgrade can be \nperformed:\u003cbr\u003e\u003c/p\u003e\u003cul\u003e\u003cli\u003eNetwork Isolation \u2013 Disconnect the \nCLICK PLUS PLC from external networks (e.g., the internet or corporate \nLAN) to reduce exposure.\u003c/li\u003e\u003cli\u003eSecure Communications \u2013 Use only trusted, dedicated internal networks or air-gapped systems for device communication.\u003c/li\u003e\u003cli\u003eAccess Control \u2013 Restrict both physical and logical access to authorized personnel only.\u003c/li\u003e\u003cli\u003eApplication Whitelisting \u2013 Configure \nwhitelisting so that only trusted, pre-approved applications are allowed\n to run. Block any unauthorized software.\u003c/li\u003e\u003cli\u003eEndpoint Protection \u2013 Use antivirus or EDR tools and configure host-based firewalls to block unauthorized access attempts.\u003c/li\u003e\u003cli\u003eLogging \u0026amp; Monitoring \u2013 Enable and regularly review system logs to detect suspicious or unauthorized activity.\u003c/li\u003e\u003cli\u003eBackup \u0026amp; Recovery \u2013 Maintain \nsecure, tested backups of the PLC and its configurations to minimize \ndowntime in case of an incident.\u003c/li\u003e\u003cli\u003eOngoing Risk Assessment \u2013 Continuously\n evaluate risks associated with running outdated firmware and adjust \ncompensating measures accordingly.\u003c/li\u003e\u003c/ul\u003e\n\n\n\n\n\n\n\n\n\n\u003cbr\u003e"
}
],
"value": "If the update cannot be applied right away, the following \ncompensating controls are recommended until the upgrade can be \nperformed:\n\n\n * Network Isolation \u2013 Disconnect the \nCLICK PLUS PLC from external networks (e.g., the internet or corporate \nLAN) to reduce exposure.\n * Secure Communications \u2013 Use only trusted, dedicated internal networks or air-gapped systems for device communication.\n * Access Control \u2013 Restrict both physical and logical access to authorized personnel only.\n * Application Whitelisting \u2013 Configure \nwhitelisting so that only trusted, pre-approved applications are allowed\n to run. Block any unauthorized software.\n * Endpoint Protection \u2013 Use antivirus or EDR tools and configure host-based firewalls to block unauthorized access attempts.\n * Logging \u0026 Monitoring \u2013 Enable and regularly review system logs to detect suspicious or unauthorized activity.\n * Backup \u0026 Recovery \u2013 Maintain \nsecure, tested backups of the PLC and its configurations to minimize \ndowntime in case of an incident.\n * Ongoing Risk Assessment \u2013 Continuously\n evaluate risks associated with running outdated firmware and adjust \ncompensating measures accordingly."
}
],
"x_generator": {
"engine": "Vulnogram 0.5.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
"assignerShortName": "icscert",
"cveId": "CVE-2025-25051",
"datePublished": "2026-01-22T22:21:17.674Z",
"dateReserved": "2025-02-05T15:36:40.953Z",
"dateUpdated": "2026-01-23T20:10:07.680Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…